#include<stdio.h>
int main(void)
{
	int a=20,b=8,c=6,d=14;
	a+=b*(c-d)/3+1;
	printf("a+=b*(c-d)/3+1:%d\n",a);
	
	b-=c+(d/3)-2;
	printf("b-=c+(d/3)-2:%d\n",b);
	
	return 0;
}
